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15 questions from this quiz
Same number of protons
They are equal in number
Same element, different masses
Number of neutrons
Neutrons and protons combined
Negative charge
Number of protons
One or two
Ionising radiation
Radioactive decay
Becquerel (Bq)
1 decay per second
Geiger-Muller tube
Decays recorded each second
It is a totally random process
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